The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 08, 1994
Filed:
Apr. 22, 1993
Ivan I Chobot, Whitby, CA;
John A Covert, Binghamton, NY (US);
Randy L Haight, Waverly, NY (US);
Keith D Mansfield, New Milford, PA (US);
Donald W Miller, Newark Valley, NY (US);
Reinaldo A Neira, Endicott, NY (US);
Alexander Petrovich, Endicott, NY (US);
Paul C Sviedrys, Great Neck, NY (US);
Louise A Tiemann, Endwell, NY (US);
Gerald A Valenta, Haw River, NC (US);
Thurston B Youngs, Jr, Vestal, NY (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A multi-layer printed circuit board or card including at least one passage in at least one of the layers of the circuit board or card for preventing the diffusion of heat throughout the circuit board or card during the securing or removal of components in plated through holes in the circuit board or card by the heating of the plating material to a temperature above a melting point of the plating material.